diff --git a/library/Zend/Stdlib/Hydrator/FilterEnabledInterface.php b/library/Zend/Stdlib/Hydrator/FilterEnabledInterface.php
index 8b3105f5ede..17ac2d00282 100644
--- a/library/Zend/Stdlib/Hydrator/FilterEnabledInterface.php
+++ b/library/Zend/Stdlib/Hydrator/FilterEnabledInterface.php
@@ -22,7 +22,7 @@ interface FilterEnabledInterface extends FilterProviderInterface
      * <code>
      * $composite->addFilter(
      *     "servicelocator",
-     *     function($property) {
+     *     function ($property) {
      *         list($class, $method) = explode('::', $property);
      *         if ($method === 'getServiceLocator') {
      *             return false;